For this Olga Griselda there are 2 different names on Yasni.
In the ranking of the most common first names Olga Griselda is on position 4589.
Female first name (Russian): Olga, holy, Old Norse (Word format); heilagr = holy, in Germany only in use since 1900
Female first name (English, German, Italian): Griselda, Old High (two-part name); gris = gray (Old French); hiltja = the fight; adopted from Italian, where the name of a legendary figure